参数资料
型号: KW020A0G41-BZ
元件分类: 电源模块
英文描述: 1-OUTPUT 50 W DC-DC REG PWR SUPPLY MODULE
封装: ROHS COMPLIANT
文件页数: 24/24页
文件大小: 2376K
代理商: KW020A0G41-BZ
Preliminary Data Sheet
March 24, 2006
KW010/015/020/025 Series Power Modules:
36 – 75Vdc Input; 1.0 to 5.0Vdc Output; 10 to 25A Output current
Characteristic Curves (continued)
The following figures provide typical characteristics for the KW025A0Y (1.8V, 25A) at 25
oC. The figures are identical
for either positive or negative remote On/Off logic.
0
5
10
15
20
25
30
20
30
40
50
60
70
80
90
0.5 m/s
(100 lfm)
1.0 m/s
(200 lfm)
NC
2.0 m/s
(400 lfm)
72
75
78
81
84
87
90
93
0
5
10
15
20
25
VIN = 75V
VIN = 48V
VIN = 36V
OUTP
UT
C
URR
ENT,
Io
(A
)
EFFICIEN
CY,
η
(%)
O
OUTPUT CURRENT, I (A)
AMBIENT TEMPERATURE, T
O
A
C
Figure 19. Converter Efficiency versus Output
Current.
Figure 22. Derating Output Current versus Local
Ambient Temperature and Airflow.
O
U
T
P
UT
V
O
LT
A
G
E
On
/Of
fVOL
T
AGE
OUTP
UT
VO
LTAG
E
V
O
(V)
(10
0mV/di
v)
TIME, t (1
μs/div)
V
O
(V)
(
0.5V
/di
v)
V
O
n
/off
(V)
(5V
/div)
TIME, t (5ms/div)
Figure 23. Typical Start-up Using Remote On/Off,
negative logic version shown (VIN = VIN,NOM, Io =
Io,max).
Figure 20. Typical output ripple and noise (VIN =
VIN,NOM, Io = Io,max).
OU
TPU
T
CU
RR
EN
T,
OU
TPU
T
VOL
TAGE
Io
(A)
(10A
/di
v)
V
O
(V)
(2
0m
V/div)
O
U
TP
UT
V
OLTA
GE
INP
U
T
VOLT
AGE
TIME, t (1ms/div)
V
O
(V)
(
0.5V
/di
v)
V
IN
(
V
)(
50
V
/d
iv
)
TIME, t (5ms/div)
Figure 21. Transient Response to Dynamic Load
Change from 50% to 75% to 50% of full load.
Figure 24. Typical Start-up Using Input Voltage (VIN
= VIN,NOM, Io = Io,max).
Tyco Electronics Power Systems
9
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